The product is a set of two Mathmos Replacement iO lava lamp bulbs, designed to provide 80W of power using halogen lighting technology. The bulbs have an R7s shape code, making them suitable for use in lava lamps and other lighting fixtures. Made by the renowned brand Mathmos, these replacement bulbs ensure a reliable and high-quality lighting experience. Perfect for those looking to replace old or worn-out lava lamp bulbs with a trusted and reputable brand. These bulbs cost £10 each from mathmos
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